indexo.dev

certitude.org.uk

.uk crawl

First seen 2026-04-20 · Last seen 2026-05-11 · error HTTP 403 crawled 2026-05-17 5 attempts

US · 104.26.3.18 · AS13335 Cloudflare, Inc.

Reputation 90/100 crawl error

cloudflare bot challenge

Registration

Registrar
Team Blue Internet Services UK Limited t/a Team Blue Internet Services Limited t/a names.co.uk
Created
2010-02-25
Expires
2029-02-25 1011 days left
Updated
2026-04-16
Name servers
  • kim.ns.cloudflare.com.
  • rocco.ns.cloudflare.com.

DNS records live

NS
  • kim.ns.cloudflare.com
  • rocco.ns.cloudflare.com
MX
  • 30 certitude-org-uk.mail.protection.outlook.com
TXT
Show 4 TXT records
  • atlassian-sending-domain-verification=2bcfb0bd-ab57-49ef-952d-bbefefa9e4d8
  • b80nj1da5ujqj6jshe005t55q
  • box-domain-verification=07a745d44419097d9879c18db361b35aec37ccf0d9e0d9c1a9168d2fb0cff609
  • nordpass-domain-verification=06f445c242cf4ad0b3091cdb61139591
Verified for
  • Atlassian
  • DocuSign
  • Google
  • Microsoft 365
  • Zoom

Email authentication strong

SPF
v=spf1 mx a ip4:51.145.92.104 ip4:23.249.219.83 ip4:23.249.219.86 include:_spf.salesforce.com include:spf.protection.outlook.com include:outmail-do2.hireserve.com -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:secops@certitude.london; ruf=mailto:secops@certitude.london; fo=1:d:s
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDQZPq687GzvGIaWspP6jm4DQUWXtzinfDH3RRjeZtJv22yglS53G+TjCMOXYsox6gapipuamjHuyYEUN4zbd…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvOcHS+/eLa2NUuDjcbGpgVDckVhcDZU8mvlZ/CSym34ZW8r0Lgwo3Tvuajy/2sgtn3PN57Xxt9Omei…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

E8
from 2026-04-16 to 2026-07-15
Expires in 56 days

Full certificate history on crt.sh ↗

Linked from (2)